v3.19.3
Condensed Statement Of Cash Flows - USD ($)
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Cash Flows from Operating Activities:    
Net loss $ (6,766,510) $ (11,251,960)
Adjustments to reconcile net loss to net cash used in operating activities:    
Compensatory stock   22,650
Depreciation and amortization 31,460 37,204
Loss on sale of equipment 9,594  
Amortization of premiums and discounts on marketable securities, net (86,770) 35,110
Stock-based compensation 379,348 845,210
Amortization and termination of deferred research and development arrangement   (375,000)
Unrealized gain on fair value of warrants (2,183,714) (3,752,131)
Amortization of deferred lease incentive   (9,332)
Deferred rent   (17,542)
Changes in assets and liabilities:    
Prepaid expenses and other assets 333,132 149,643
Accounts payable and accrued expenses (1,786,335) 97,720
Deferred revenue 1,500,000  
Other, net 5,215  
Net Cash Used in Operating Activities (8,564,580) (14,218,428)
Cash Flows from Investing Activities:    
Purchase of equipment (19,383) (39,224)
Sale of equipment 5,500  
Purchase of marketable securities (8,887,566)  
Redemption of marketable securities 9,000,000 9,950,220
Net Cash Provided by Investing Activities 98,551 9,910,996
Cash Flows from Financing Activities:    
Issuance of common stock and units, net of issuance costs 7,653,828  
Net Cash Provided by Financing Activities 7,653,828  
Net Decrease in Cash and Cash Equivalents (812,201) (4,307,432)
Cash and Cash Equivalents - beginning of period 8,744,301 8,899,154
Cash and Cash Equivalents - end of period 7,932,100 $ 4,591,722
Supplemental Cash Flow Information    
Operating cash flows paid for amounts included in the measurement of lease liabilities 158,962  
Non-cash financing and investing activties:    
Warrants issued 4,735,913  
Operating lease right-of-use assets obtained in exchange for lease obligations: $ 380,935  

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